261472568

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1\times {\mathrm{383}}^1$

素因数の和:636

約数の個数: 64

約数和(自身を含む): 572866560

約数和(自身を除く): 311393992

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 167, 292, 334, 383, 511, 584, 668, 766, 1022, 1169, 1336, 1532, 2044, 2338, 2681, 3064, 4088, 4676, 5362, 9352, 10724, 12191, 21448, 24382, 27959, 48764, 55918, 63961, 85337, 97528, 111836, 127922, 170674, 195713, 223672, 255844, 341348, 391426, 447727, 511688, 682696, 782852, 895454, 1565704, 1790908, 3581816, 4669153, 9338306, 18676612, 32684071, 37353224, 65368142, 130736284, 261472568]

約数ペア:

[(1, 261472568), (2, 130736284), (4, 65368142), (7, 37353224), (8, 32684071), (14, 18676612), (28, 9338306), (56, 4669153), (73, 3581816), (146, 1790908), (167, 1565704), (292, 895454), (334, 782852), (383, 682696), (511, 511688), (584, 447727), (668, 391426), (766, 341348), (1022, 255844), (1169, 223672), (1336, 195713), (1532, 170674), (2044, 127922), (2338, 111836), (2681, 97528), (3064, 85337), (4088, 63961), (4676, 55918), (5362, 48764), (9352, 27959), (10724, 24382), (12191, 21448)]